mirror of https://github.com/lissy93/dashy
53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
import sha256 from 'crypto-js/sha256';
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import aes from 'crypto-js/aes';
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import Utf8 from 'crypto-js/enc-utf8';
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import axios from 'axios';
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import { backupEndpoint } from '@/utils/defaults';
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const ENDPOINT = backupEndpoint; // 'https://dashy-sync-service.as93.net';
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/* Stringify, encrypt and encode data for transmission */
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const encryptData = (data, password) => {
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const stringifiedData = JSON.stringify(data);
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const encryptedData = aes.encrypt(stringifiedData, password);
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return encryptedData.toString();
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};
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/* Decrypt, decode and parse received data */
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const decryptData = (data, password) => aes.decrypt(data, password).toString(Utf8);
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/* Returns a splice of the hash of the users password */
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const makeSubHash = (pass) => sha256(pass).toString().slice(0, 14);
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/* Makes the backup */
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export const backup = (data, password) => axios.post(ENDPOINT, {
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userData: encryptData(data, password),
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subHash: makeSubHash(password),
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});
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/* Updates and existing backup */
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export const update = (data, password, backupId) => axios.put(ENDPOINT, {
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backupId,
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userData: encryptData(data, password),
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subHash: makeSubHash(password),
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});
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const encodeGetParams = p => Object.entries(p).map(kv => kv.map(encodeURIComponent).join('=')).join('&');
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/* Restores the backup */
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export const restore = (backupId, password) => {
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const params = encodeGetParams({ backupId, subHash: makeSubHash(password) });
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console.log(makeSubHash(password));
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const url = `${ENDPOINT}/?${params}`;
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return new Promise((resolve, reject) => {
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axios.get(url).then((response) => {
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if (!response.data || response.data.errorMsg) {
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reject(response.data.errorMsg || 'Error');
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} else {
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const decryptedData = decryptData(response.data.userData.userData, password);
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try { resolve(JSON.parse(decryptedData)); } catch (e) { reject(e); }
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}
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});
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});
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};
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